Engineered for versatility and performance, this flap disc from Flexovit Abrasives is a prime tool for anyone working with aluminum and other non-ferrous metals. With a diameter of 4-1/2 inches and a 5/8"-11 arbor, it fits seamlessly onto angle grinders, allowing for efficient grinding, blending, and finishing in a single step. The A36 grit rating ensures that it tackles tough materials effectively, while the innovative Alo Calcium Stearate Grain and fiberglass backing plate contribute to its load-resistant nature, minimizing glazing and maintaining peak performance during use. Ideal for both novice and seasoned metalworkers, this flap disc streamlines the finishing process for a polished result every time.